Article: Bloodsuckers to the rescue!(BIOSCIENCE)

The next time a vampire comes at you, you might want to drop your wooden stake and put away the garlic. Vampires--well, vampire bats, actually--could save your life if you have a stroke. Bethesda Memorial Hospital in Boynton Beach is testing a new clot-busting drug genetically engineered from a compound found in vampire bat saliva. The drug, desmoteplase, has a major advantage over current stroke treatments: it is effective up to nine hours after the stroke, whereas current drugs must be given within three hours. "That can make a geometric ...

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